mulberry vs mulberry tree

mulberry and mulberry tree both are nouns.

Word	Noun	Adjective	Verb	Adverb
mulberry	Yes	No	No	No
mulberry tree	Yes	No	No	No

As nouns, mulberry and mulberry tree are synonyms defined as:

mulberry and mulberry tree: any of several trees of the genus Morus having edible fruit that resembles the blackberry

mulberry (noun)	mulberry tree (noun)
sweet usually dark purple blackberry-like fruit of any of several mulberry trees of the genus Morus	any of several trees of the genus Morus having edible fruit that resembles the blackberry
any of several trees of the genus Morus having edible fruit that resembles the blackberry